ME6302 Manufacturing
Technology I
Third year, Department of Mechanical Sandwich
Engineering
First and second Units Questions.
Answer ALL
questions
PART A – (10×2=20
marks)
1. What
is meant by grain fineness number
2.Mention
few applications of centrifugal casting
3.When
do you make core (or) What is the function of core in moulding sand ?
4. What
are the pattern material?
5. What
is meant by precision investment casting?
6. Types
of Allowance.
7. Define
Welding process ?
8. What
are the advantages of Welding?
9. What
are the three type of of flame.
10. List
out theatc welding equipment.
PART B – (5x16=80
marks)
11. Explain with a simple Sketch how metal is melted
in a cupola furnace.
12. Enumerate the various casting defect and suggest
sutable remedies.
13. (a) What are the pattern allowances? Explain
briefly each
(b)
Discuss the properties of moulding sand.
14. Explain the manual arc welding process with a
neat sketch .
15. (a) Explain Spot welding with neat sketch.
(b)
Explain butt welding with neat sketch.
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